EP4376408A3 - Appareil et procédé pour effectuer un déblocage - Google Patents

Appareil et procédé pour effectuer un déblocage Download PDF

Info

Publication number: EP4376408A3
Authority: EP; European Patent Office
Prior art keywords: modified; sample values; image; image block; block adjacent
Prior art date: 2018-08-10
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Pending

Application number

EP24167124.7A

Other languages

German (de)

English (en)

Other versions

EP4376408A2 (fr

Inventor

Anand Meher Kotra

Jianle Chen

Semih Esenlik

Biao Wang

Han GAO

Zhijie Zhao

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Huawei Technologies Co Ltd

Original Assignee

Huawei Technologies Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2018-08-10

Filing date

2019-08-12

Publication date

2024-07-24

2019-08-12 Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd

2024-05-29 Publication of EP4376408A2 publication Critical patent/EP4376408A2/fr

2024-07-24 Publication of EP4376408A3 publication Critical patent/EP4376408A3/fr

Status Pending legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/117—Filters, e.g. for pre-processing or post-processing
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Compression Or Coding Systems Of Tv Signals (AREA)

EP24167124.7A 2018-08-10 2019-08-12 Appareil et procédé pour effectuer un déblocage Pending EP4376408A3 (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US201862717029P	2018-08-10	2018-08-10
US201862723453P	2018-08-27	2018-08-27
EP19848604.5A EP3831073B1 (fr)	2018-08-10	2019-08-12	Appareil et procédé destiné à effectuer un dégroupage
PCT/CN2019/100273 WO2020030192A1 (fr)	2018-08-10	2019-08-12	Appareil et procédé destiné à effectuer un dégroupage

Related Parent Applications (2)

Application Number	Title	Priority Date	Filing Date
EP19848604.5A Division-Into EP3831073B1 (fr)	2018-08-10	2019-08-12	Appareil et procédé destiné à effectuer un dégroupage
EP19848604.5A Division EP3831073B1 (fr)	2018-08-10	2019-08-12	Appareil et procédé destiné à effectuer un dégroupage

Publications (2)

Publication Number	Publication Date
EP4376408A2 EP4376408A2 (fr)	2024-05-29
EP4376408A3 true EP4376408A3 (fr)	2024-07-24

Family

ID=69414014

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP19848604.5A Active EP3831073B1 (fr)	2018-08-10	2019-08-12	Appareil et procédé destiné à effectuer un dégroupage
EP24167124.7A Pending EP4376408A3 (fr)	2018-08-10	2019-08-12	Appareil et procédé pour effectuer un déblocage

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP19848604.5A Active EP3831073B1 (fr)	2018-08-10	2019-08-12	Appareil et procédé destiné à effectuer un dégroupage

Country Status (14)

Country	Link
US (3)	US11140389B2 (fr)
EP (2)	EP3831073B1 (fr)
JP (3)	JP7348269B2 (fr)
KR (3)	KR102715137B1 (fr)
CN (1)	CN112544085A (fr)
AU (2)	AU2019320321B2 (fr)
BR (1)	BR112021002210A2 (fr)
CA (1)	CA3109201A1 (fr)
ES (1)	ES2983226T3 (fr)
HU (1)	HUE067127T2 (fr)
MY (1)	MY203758A (fr)
PL (1)	PL3831073T3 (fr)
SG (1)	SG11202101370YA (fr)
WO (1)	WO2020030192A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
MX2020010140A (es) *	2018-03-30	2020-10-20	Sharp Kk	Sistemas y metodos para aplicar filtros de suavizamiento a datos de video reconstruidos.
CA3109201A1 (fr)	2018-08-10	2020-02-13	Huawei Technologies Co., Ltd.	Appareil et procede destine a effectuer un degroupage
EP3874758A1 (fr)	2018-10-30	2021-09-08	Telefonaktiebolaget LM Ericsson (publ)	Déblocage entre des limites de blocs et des limites de sous-blocs dans un codeur vidéo et/ou un décodeur vidéo
KR102696162B1 (ko) *	2019-01-10	2024-08-16	후아웨이 테크놀러지 컴퍼니 리미티드	인트라 서브파티션 코딩 툴로 인한 서브파티션 경계를 위한 디블로킹 필터
US20230059035A1 (en) *	2021-08-23	2023-02-23	Netflix, Inc.	Efficient encoding of film grain noise

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2013012479A1 (fr) *	2011-07-19	2013-01-24	Qualcomm Incorporated	Dégroupage de blocs non carrés pour le codage vidéo
EP3001682A1 (fr) *	2011-03-01	2016-03-30	Telefonaktiebolaget LM Ericsson (publ)	Commande de filtrage de dégroupage

Family Cites Families (12)

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Publication number	Priority date	Publication date	Assignee	Title
US8619880B2 (en)	2007-10-10	2013-12-31	Qualcomm Incorporated	Universal blockiness correction
US8761538B2 (en) *	2008-12-10	2014-06-24	Nvidia Corporation	Measurement-based and scalable deblock filtering of image data
WO2012096614A2 (fr)	2011-01-14	2012-07-19	Telefonaktiebolaget L M Ericsson (Publ)	Procédé pour commande de filtre et dispositif de commande de filtrage
US9167269B2 (en) *	2011-10-25	2015-10-20	Qualcomm Incorporated	Determining boundary strength values for deblocking filtering for video coding
EP2774371B1 (fr) *	2011-11-03	2020-08-26	Sun Patent Trust	Lissage efficace pour un filtrage anti-blocs
AR092786A1 (es)	2012-01-09	2015-05-06	Jang Min	Metodos para eliminar artefactos de bloque
CN103957425B (zh) *	2014-04-23	2018-01-23	华为技术有限公司	图像处理方法及系统
CN105530519B (zh) *	2014-09-29	2018-09-25	炬芯（珠海）科技有限公司	一种环内滤波方法及装置
CN105681814B (zh) *	2014-11-21	2019-03-29	联想(北京)有限公司	一种去块效应滤波方式的确定方法及装置
JP6620354B2 (ja) *	2015-09-30	2019-12-18	Kddi株式会社	動画像の処理装置、処理方法及びコンピュータ可読記憶媒体
CN110115039B (zh)	2016-12-28	2022-02-11	索尼公司	图像处理装置和图像处理方法
CA3109201A1 (fr) *	2018-08-10	2020-02-13	Huawei Technologies Co., Ltd.	Appareil et procede destine a effectuer un degroupage

2019
- 2019-08-12 CA CA3109201A patent/CA3109201A1/fr active Pending
- 2019-08-12 KR KR1020237040647A patent/KR102715137B1/ko active Active
- 2019-08-12 MY MYPI2021000683A patent/MY203758A/en unknown
- 2019-08-12 PL PL19848604.5T patent/PL3831073T3/pl unknown
- 2019-08-12 CN CN201980052022.3A patent/CN112544085A/zh active Pending
- 2019-08-12 KR KR1020247033080A patent/KR20240149984A/ko active Pending
- 2019-08-12 EP EP19848604.5A patent/EP3831073B1/fr active Active
- 2019-08-12 HU HUE19848604A patent/HUE067127T2/hu unknown
- 2019-08-12 JP JP2021506957A patent/JP7348269B2/ja active Active
- 2019-08-12 ES ES19848604T patent/ES2983226T3/es active Active
- 2019-08-12 BR BR112021002210-4A patent/BR112021002210A2/pt unknown
- 2019-08-12 WO PCT/CN2019/100273 patent/WO2020030192A1/fr not_active Ceased
- 2019-08-12 SG SG11202101370YA patent/SG11202101370YA/en unknown
- 2019-08-12 KR KR1020217006888A patent/KR102607851B1/ko active Active
- 2019-08-12 AU AU2019320321A patent/AU2019320321B2/en active Active
- 2019-08-12 EP EP24167124.7A patent/EP4376408A3/fr active Pending
2020
- 2020-08-14 US US16/994,266 patent/US11140389B2/en active Active
2021
- 2021-07-22 US US17/382,550 patent/US12015771B2/en active Active
2023
- 2023-02-24 AU AU2023201111A patent/AU2023201111B2/en active Active
- 2023-09-07 JP JP2023145458A patent/JP7562790B2/ja active Active
2024
- 2024-02-27 US US18/589,185 patent/US20240205397A1/en active Pending
- 2024-09-25 JP JP2024166727A patent/JP7766759B2/ja active Active

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP3001682A1 (fr) *	2011-03-01	2016-03-30	Telefonaktiebolaget LM Ericsson (publ)	Commande de filtrage de dégroupage
WO2013012479A1 (fr) *	2011-07-19	2013-01-24	Qualcomm Incorporated	Dégroupage de blocs non carrés pour le codage vidéo

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ANDERSSON (ERICSSON) K ET AL: "CE11.1.11 related: Improvements to smoothness decision for long luma filters", no. JVET-L0460, 3 October 2018 (2018-10-03), XP030194524, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0460-v2.zip JVET-L0460r1.docx> [retrieved on 20181003] *
ZHANG (QUALCOMM) L ET AL: "Description of Core Experiment 2 (CE2): In-Loop Filters", no. m42835, 14 May 2018 (2018-05-14), XP030262117, Retrieved from the Internet <URL:http://phenix.int-evry.fr/mpeg/doc_end_user/documents/122_San%20Diego/wg11/m42835-JVET-J1022-v3-JVET-J1022.zip JVET-J1022_r2_noChanges.docx> [retrieved on 20180514] *

Also Published As

Publication number	Publication date
KR20210040426A (ko)	2021-04-13
KR20240149984A (ko)	2024-10-15
US11140389B2 (en)	2021-10-05
BR112021002210A2 (pt)	2021-05-04
KR102607851B1 (ko)	2023-11-29
AU2023201111A1 (en)	2023-03-30
JP7562790B2 (ja)	2024-10-07
SG11202101370YA (en)	2021-03-30
JP2023169237A (ja)	2023-11-29
EP3831073B1 (fr)	2024-05-01
ES2983226T3 (es)	2024-10-22
US20200382775A1 (en)	2020-12-03
AU2019320321B2 (en)	2022-11-24
US12015771B2 (en)	2024-06-18
KR102715137B1 (ko)	2024-10-07
MY203758A (en)	2024-07-17
EP4376408A2 (fr)	2024-05-29
US20210352284A1 (en)	2021-11-11
KR20230163598A (ko)	2023-11-30
CN112544085A (zh)	2021-03-23
JP7766759B2 (ja)	2025-11-10
US20240205397A1 (en)	2024-06-20
EP3831073A1 (fr)	2021-06-09
CA3109201A1 (fr)	2020-02-13
PL3831073T3 (pl)	2024-08-26
AU2019320321A1 (en)	2021-03-11
EP3831073A4 (fr)	2021-09-15
JP2021534637A (ja)	2021-12-09
JP2025013778A (ja)	2025-01-28
WO2020030192A1 (fr)	2020-02-13
JP7348269B2 (ja)	2023-09-20
HUE067127T2 (hu)	2024-10-28
AU2023201111B2 (en)	2024-08-22

Legal Events

Date	Code	Title	Description
2024-04-27	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2024-04-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2024-05-29	17P	Request for examination filed	Effective date: 20240328
2024-05-29	AC	Divisional application: reference to earlier application	Ref document number: 3831073 Country of ref document: EP Kind code of ref document: P
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2024-06-18	REG	Reference to a national code	Ref country code: DE Ref legal event code: R079 Free format text: PREVIOUS MAIN CLASS: H04N0019176000 Ipc: H04N0019860000
2024-06-20	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
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2024-07-24	RIC1	Information provided on ipc code assigned before grant	Ipc: H04N 19/176 20140101ALI20240618BHEP Ipc: H04N 19/117 20140101ALI20240618BHEP Ipc: H04N 19/134 20140101ALI20240618BHEP Ipc: H04N 19/86 20140101AFI20240618BHEP

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AU2019359490A8 (en)	2021-06-17	Apparatus and method for deblocking filter in video coding
EP4376408A3 (fr)	2024-07-24	Appareil et procédé pour effectuer un déblocage
EP4024323A4 (fr)	2023-01-25	Procédé et appareil de traitement d'image
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